/Engine/Plugins/Experimental/CommonConversation/Source/CommonConversationGraph/Public/ConversationGraphNode.h
Gives the node the option to customize how diffs are discovered within it.
virtual void FindDiffs ( [UEdGraphNode](API\Runtime\Engine\EdGraph\UEdGraphNode) * OtherNode, [FDiffResults](API\Runtime\Engine\FDiffResults) & Results )